An unaired 'Game of Thrones' episode was accidentally posted online days ahead of schedule

Emilia Clarke as Daenerys Targaryen on "Game of Thrones" season seven. HBO

The INSIDER Summary:

A full episode of "Game of Thrones" season seven has reportedly leaked.

This would be the second time this year unaired footage was published online.

"The upcoming episode of 'Game of Thrones' was accidentally posted for a brief time on the HBO Nordic and HBO España platforms," an HBO Europe spokesperson told INSIDER.

Yet another "Game of Thrones" season seven episode may have been leaked online. The upcoming sixth episode of the season (the name of which has not been announced) was accidentally posted on HBO España and HBO Nordic days ahead of the Sunday air date.

"We have learned that the upcoming episode of Game of Thrones was accidentally posted for a brief time on the HBO Nordic and HBO España platforms," an HBO Europe spokesperson told INSIDER. "The error appears to have originated with a third-party vendor and the episode was removed as soon as it was recognized. This is not connected to the recent cyber incident at HBO in the US."

The new leak was first spotted on the Reddit community called /r/FreeFolk, where users began sharing screenshots of the new episode. Several people reported that a "Game of Thrones" fan was livestreaming the episode through Instagram.